15873520

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{15263}}^1$

素因数の和:15289

約数の個数: 40

約数和(自身を含む): 39747456

約数和(自身を除く): 23873936

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 208, 260, 520, 1040, 15263, 30526, 61052, 76315, 122104, 152630, 198419, 244208, 305260, 396838, 610520, 793676, 992095, 1221040, 1587352, 1984190, 3174704, 3968380, 7936760, 15873520]

約数ペア:

[(1, 15873520), (2, 7936760), (4, 3968380), (5, 3174704), (8, 1984190), (10, 1587352), (13, 1221040), (16, 992095), (20, 793676), (26, 610520), (40, 396838), (52, 305260), (65, 244208), (80, 198419), (104, 152630), (130, 122104), (208, 76315), (260, 61052), (520, 30526), (1040, 15263)]